CN203817261U - Fluted disc forging forming die - Google Patents
Fluted disc forging forming die Download PDFInfo
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- CN203817261U CN203817261U CN201420245048.4U CN201420245048U CN203817261U CN 203817261 U CN203817261 U CN 203817261U CN 201420245048 U CN201420245048 U CN 201420245048U CN 203817261 U CN203817261 U CN 203817261U
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- die
- fluted disc
- core rod
- mould
- annular punch
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Abstract
The utility model discloses a fluted disc forging forming die which comprises an upper die body and a female die body, wherein the upper die body comprises a guide sleeve, a pressure block, an annular punch and a filling block, the pressure block and the annular punch are located on the inner side of the guide sleeve, the filling block is disposed on the inner side of the annular punch, and the pressure block is located above the annular punch and the filling block; the female die body comprises an inner die and a die core, and the inner die and the die core form a female die cavity. Compared with the prior art, the die is of a split structure, the upper die body is divided into multiple parts, and the parts are machined and then assembled for use. Accordingly, the parts of the upper die body are easy to machine, the effect is good when the parts are used in production, qualified products can be produced, and the problem that a punch in the prior art is short in service life is well solved. The female die body greatly reduces machining difficult of the die due to a die core press fit structure, meanwhile, the problem that a corner collapse problem is prone to occurring in the extruding process is well solved, and service life of the die is greatly prolonged.
Description
Technical field
The utility model relates to metal precision forging field, particularly a kind of mould of fluted disc forging.
Background technology
Refer to Fig. 1, its structural representation that is a kind of fluted disc.Refer to Fig. 2, it is the structural representation of the drift of fluted disc in shop drawings 1 in prior art.Refer to Fig. 3, it is the structural representation of the die of fluted disc in shop drawings 1 in prior art.As shown in Figure 1, the bottom of described fluted disc 200 has the first cannelure 101.
As shown in Figure 1, according to the model of this fluted disc of structure of described fluted disc 100, existing drift 200 is solid punch, in the process punching of extrusion molding, because larger normal direction extruding force is born at the A place of drift 200, cause the A place of drift 200 easily to occur fracture, the life-span is shorter, and drift 200 is also difficult for processing, and drift 200 bottom have an arc turning 201, turning 201 makes its discontinuity herein, produces an active force obliquely, thereby drift 200 is easily ruptured.
Refer to Fig. 3, described die comprises matrix cavity 301 and the second cannelure 302.Die 300 of the prior art is overall structure, make bottom first cannelure 101 of fluted disc 100 be difficult for processing, and this first cannelure 101 is the dead angle areas that grind, and existing die is prone to the forging angular defect of collapsing aborning, and it is also extremely difficult repairing.In the time that blank is come in, the air at the second cannelure 302 places of die 300 cannot be discharged, thereby cannot being filled up, blank causes the angle of collapsing.
Therefore, be necessary to propose a kind of improved technical scheme and solve the problems referred to above.
Utility model content
The purpose of this utility model is to provide a kind of mould of fluted disc forging, and its processing is simple, has alleviated greatly the difficulty of processing of mould, has well solved the problem that is prone to the angle of collapsing in extrusion process simultaneously, has greatly extended the life-span of mould.
In order to address the above problem, the utility model provides a kind of mould of fluted disc forging, and it comprises:
Patrix, the fill block that it comprises fairlead, is positioned at pressure block and the annular punch of fairlead inner side and is positioned at described annular punch inner side, described pressure block is positioned at the top of described annular punch and fill block;
Die, it comprises internal mold and core rod, described internal mold and core rod form matrix cavity.
As preferred embodiment of the utility model, in the time that the blank in matrix cavity is forged, the effect that described annular punch and fill block are subject to described pressure block moves downward, fairlead also moves downward simultaneously, described core rod moves upward, and it is fluted disc forging that described annular punch is carried out extrusion modling to the blank in matrix cavity.
As preferred embodiment of the utility model, described fairlead, pressure block, annular punch and fill block coaxially arrange.
As preferred embodiment of the utility model, the head of described annular punch has arcuate structure.
As preferred embodiment of the utility model, the edge of the top end face of described core rod has core rod cannelure.
As preferred embodiment of the utility model, in the core rod cannelure of described core tip face, be extended with air discharge duct to core rod bottom, described air discharge duct is communicated with from top to the bottom of described core rod.
As preferred embodiment of the utility model, the quantity of described air discharge duct is multiple.
As preferred embodiment of the utility model, the quantity of described air discharge duct is one, and the shape of this air discharge duct is similar to the shape of described core rod sidewall.
The beneficial effects of the utility model: compared with prior art, mould of the present utility model adopts the mode of Split type structure, patrix is divided into several parts, after processing, assemble use respectively, so not only make the various piece of patrix more be of value to processing, and put into effective in production, not only can produce qualified product, and well solve shorter problem of drift life-span in prior art; The structure that die of the present utility model is press-fitted by core rod, has alleviated the difficulty of processing of mould greatly, has well solved the problem that is prone to the angle of collapsing in extrusion process simultaneously, has extended greatly the life-span of mould.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.Wherein:
Fig. 1 is a kind of structural representation of fluted disc;
Fig. 2 is the structural representation of the drift of fluted disc in shop drawings 1 in prior art;
Fig. 3 is the structural representation of the die of fluted disc in shop drawings 1 in prior art;
Fig. 4 is the structural representation of the utility model patrix;
Fig. 5 is the structural representation of the utility model die;
Fig. 6 is the structural representation of core rod in Fig. 5;
Fig. 7 is the assembling schematic diagram of the utility model mould.
Detailed description of the invention
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Alleged " embodiment " or " embodiment " refers to special characteristic, structure or the characteristic that can be contained at least one implementation of the utility model herein.Different local in this manual " in one embodiment " that occur not all refer to same embodiment, neither be independent or the embodiment mutually exclusive with other embodiment optionally.
Refer to Fig. 4 and Fig. 5, Fig. 4 is the structural representation of the utility model patrix; Fig. 5 is the structural representation of the utility model die.As shown in Fig. 4 to 5, described mould comprises patrix 400 and die 500.
Please continue to refer to Fig. 4.Described patrix 400 comprises fairlead 401, be positioned at pressure block 402 and the annular punch 403 of fairlead 401 inner sides and be positioned at the fill block 404 of described annular punch 403 inner sides, and described pressure block 402 is positioned at the top of described annular punch 403 and fill block 404.Described fairlead 401, pressure block 402, annular punch 403 and fill block 404 coaxially arrange.Described fairlead 401 play the guiding role, and then has ensured the concentricity of circle product external and endoporus, and described pressure block 402 and fill block 404 are compensation fill block, and annular punch 403 and fairlead 401 are supported in protection.Solid punch of the prior art is become split punch structure by the utility model, and this structure is processed simply, is easy to assembling, and the life-span is higher, has well met need of production.The head of described annular punch has arcuate structure.
Please continue to refer to Fig. 5.Described die 500 comprises internal mold 501 and core rod 502, and described internal mold 501 and core rod 502 form matrix cavity 503.The edge of the top end face of described core rod 502 has core rod cannelure 505.Refer to Fig. 6, it is the structural representation of core rod in Fig. 5.Be extended with air discharge duct 504 to core rod 502 bottoms from the core rod cannelure 505 of described core rod 502 top end faces is interior, described air discharge duct 504 is communicated with from top to the bottom of described core rod 502.In this embodiment, the quantity of described air discharge duct 504 is multiple.In the time that the blank in matrix cavity 503 (not shown) is extruded, air in described core rod cannelure 505 can directly be discharged outside core rod 502 by air discharge duct 504, and then make blank fill up whole core rod cannelure 505, ensure that forging can not cause the problem at the angle of collapsing.In other embodiments, the quantity of described air discharge duct 504 is one, and the shape of this air discharge duct 504 is similar to the shape of described core rod 502 sidewalls.The mode that die of the present utility model adopts core rod to be press-fitted, offers multiple air discharge ducts that are connected to core rod bottom from core rod cannelure simultaneously on the annular sidewall of core rod, and not only monomer is easy to process, and has solved the problem of profile of tooth bottom processing difficulties.
Refer to Fig. 7, it is the assembling schematic diagram of the utility model mould.The process of forging fluted disc forging of the present utility model is as follows: in the time that the blank in matrix cavity 503 is forged, first blank is put into matrix cavity 503, described patrix moves downward, the effect that described annular punch 403 and fill block 404 are subject to described pressure block 402 moves downward, fairlead 401 also moves downward simultaneously, and meanwhile, described core rod 502 moves upward, it is needed fluted disc forging 506 that described annular punch 403 is carried out extrusion modling to the blank in matrix cavity 503, and extruding completes.
Mould of the present utility model adopts the mode of Split type structure, patrix is divided into several parts, after processing, assemble use respectively, so not only make the various piece of patrix more be of value to processing, and put into effective in production, not only can produce qualified product, and well solve shorter problem of drift life-span in prior art; The structure that die of the present utility model is press-fitted by core rod, has alleviated the difficulty of processing of mould greatly, has well solved the problem that is prone to the angle of collapsing in extrusion process simultaneously, has extended greatly the life-span of mould.
Above-mentioned explanation has fully disclosed detailed description of the invention of the present utility model.It is pointed out that and be familiar with the scope that any change that person skilled in art does detailed description of the invention of the present utility model does not all depart from claims of the present utility model.Correspondingly, the scope of claim of the present utility model is also not limited only to previous embodiment.
Claims (8)
1. a mould for fluted disc forging, is characterized in that: it comprises:
Patrix, the fill block that it comprises fairlead, is positioned at pressure block and the annular punch of fairlead inner side and is positioned at described annular punch inner side, described pressure block is positioned at the top of described annular punch and fill block;
Die, it comprises internal mold and core rod, described internal mold and core rod form matrix cavity.
2. the mould of fluted disc forging according to claim 1, it is characterized in that: in the time that the blank in matrix cavity is forged, the effect that described annular punch and fill block are subject to described pressure block moves downward, fairlead also moves downward simultaneously, described core rod moves upward, and it is fluted disc forging that described annular punch is carried out extrusion modling to the blank in matrix cavity.
3. the mould of fluted disc forging according to claim 1, is characterized in that: described fairlead, pressure block, annular punch and fill block coaxially arrange.
4. the mould of fluted disc forging according to claim 1, is characterized in that: the head of described annular punch has arcuate structure.
5. the mould of fluted disc forging according to claim 1, is characterized in that: the edge of the top end face of described core rod has core rod cannelure.
6. the mould of fluted disc forging according to claim 5, is characterized in that: in the core rod cannelure of described core tip face, be extended with air discharge duct to core rod bottom, described air discharge duct is communicated with from top to the bottom of described core rod.
7. the mould of fluted disc forging according to claim 6, is characterized in that: the quantity of described air discharge duct is multiple.
8. the mould of fluted disc forging according to claim 6, is characterized in that: the quantity of described air discharge duct is one, and the shape of this air discharge duct is similar to the shape of described core rod sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420245048.4U CN203817261U (en) | 2014-05-13 | 2014-05-13 | Fluted disc forging forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420245048.4U CN203817261U (en) | 2014-05-13 | 2014-05-13 | Fluted disc forging forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203817261U true CN203817261U (en) | 2014-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420245048.4U Active CN203817261U (en) | 2014-05-13 | 2014-05-13 | Fluted disc forging forming die |
Country Status (1)
| Country | Link |
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| CN (1) | CN203817261U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001848A (en) * | 2014-05-13 | 2014-08-27 | 盐城理研精密锻造有限公司 | Forming die for fluted disc forge piece |
-
2014
- 2014-05-13 CN CN201420245048.4U patent/CN203817261U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104001848A (en) * | 2014-05-13 | 2014-08-27 | 盐城理研精密锻造有限公司 | Forming die for fluted disc forge piece |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 224100 West Zone, Dafeng District, Jiangsu, Yancheng City Patentee after: Jiangsu R & D Polytron Technologies Inc Address before: 224100 No. three, West Road, Dafeng Economic and Technological Development Zone, Yancheng City, Jiangsu Patentee before: Yancheng Liyan Precision Forging Co.,Ltd. |